Income Taxes - Additional Information (Detail) (USD $)
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12 Months Ended | ||
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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Income Taxes [Line Items] | |||
Valuation allowance | $ 9,247,000 | $ 8,373,000 | |
Unrecognized tax benefits, that would have impact on effective tax rate | 5,800,000 | ||
Interest and penalties related to unrecognized tax benefits | 300,000 | 700,000 | 600,000 |
Interest and penalties accrued due to unrecognized tax benefits | 2,600,000 | 2,300,000 | |
UNITED KINGDOM
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Income Taxes [Line Items] | |||
Valuation allowance | 6,200,000 | ||
Hong Kong
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Income Taxes [Line Items] | |||
Valuation allowance | $ 3,000,000 |
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- Details
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- Definition
The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
This element represents the total of accruals as of the date of the statement of financial position for interest recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
This element represents the total of interest expense recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties in the period in which the entity claims or expects to claim a tax position, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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